Home / 4,857,986.70-7,286,980.05-1,491,756.30

Finding the Fourth Proportional to 4,857,986.70, 7,286,980.05 and 1,491,756.30

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Solution

The fourth proportional to 4,857,986.70, 7,286,980.05 and 1,491,756.30 is: 2,237,634.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,986.70 : 7,286,980.05 = 1,491,756.30 : x
  2. Step 2: Convert to fraction form
    4,857,986.70/7,286,980.05 = 1,491,756.30/x
  3. Step 3: Cross multiply
    4,857,986.70x = 7,286,980.05 × 1,491,756.30
  4. Step 4: Simplify right side
    4,857,986.70x = 10,870,398,397,561.81
  5. Step 5: Solve for x
    x = 10,870,398,397,561.81/4,857,986.70
  6. Step 6: Final answer
    x = 2,237,634.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.